SPRAD21G May 2022 – December 2024 AM620-Q1 , AM623 , AM625 , AM625-Q1 , AM625SIP , AM62A3 , AM62A3-Q1 , AM62A7 , AM62A7-Q1 , AM62D-Q1 , AM62P , AM62P-Q1
The recommendation is to connect VDD_CANUART and VDDSHV_CANUART to always-on power sources.
VDD_CANUART operates at 0.75V or 0.85V, there is no voltage dependency to the VDD_CORE during normal operation. The only voltage dependency is during power-up and power-down sequencing.
For partial IO low power mode implementation, refer [FAQ] AM625 / AM623 / AM625SIP / AM625-Q1 / AM620-Q1 / AM62A7 / AM62A3 / AM62P / AM62P-Q1 Custom board hardware design – Partial IO LPM support